139049260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 367718400

約数和(自身を除く): 228669140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 31, 35, 46, 49, 62, 70, 92, 98, 115, 124, 140, 155, 161, 196, 199, 217, 230, 245, 310, 322, 398, 434, 460, 490, 620, 644, 713, 796, 805, 868, 980, 995, 1085, 1127, 1393, 1426, 1519, 1610, 1990, 2170, 2254, 2786, 2852, 3038, 3220, 3565, 3980, 4340, 4508, 4577, 4991, 5572, 5635, 6076, 6169, 6965, 7130, 7595, 9154, 9751, 9982, 11270, 12338, 13930, 14260, 15190, 18308, 19502, 19964, 22540, 22885, 24676, 24955, 27860, 30380, 30845, 32039, 34937, 39004, 43183, 45770, 48755, 49910, 61690, 64078, 69874, 86366, 91540, 97510, 99820, 123380, 128156, 139748, 141887, 160195, 172732, 174685, 195020, 215915, 224273, 283774, 302281, 320390, 349370, 431830, 448546, 567548, 604562, 640780, 698740, 709435, 863660, 897092, 993209, 1121365, 1209124, 1418870, 1511405, 1986418, 2242730, 2837740, 3022810, 3972836, 4485460, 4966045, 6045620, 6952463, 9932090, 13904926, 19864180, 27809852, 34762315, 69524630, 139049260]

約数ペア:

[(1, 139049260), (2, 69524630), (4, 34762315), (5, 27809852), (7, 19864180), (10, 13904926), (14, 9932090), (20, 6952463), (23, 6045620), (28, 4966045), (31, 4485460), (35, 3972836), (46, 3022810), (49, 2837740), (62, 2242730), (70, 1986418), (92, 1511405), (98, 1418870), (115, 1209124), (124, 1121365), (140, 993209), (155, 897092), (161, 863660), (196, 709435), (199, 698740), (217, 640780), (230, 604562), (245, 567548), (310, 448546), (322, 431830), (398, 349370), (434, 320390), (460, 302281), (490, 283774), (620, 224273), (644, 215915), (713, 195020), (796, 174685), (805, 172732), (868, 160195), (980, 141887), (995, 139748), (1085, 128156), (1127, 123380), (1393, 99820), (1426, 97510), (1519, 91540), (1610, 86366), (1990, 69874), (2170, 64078), (2254, 61690), (2786, 49910), (2852, 48755), (3038, 45770), (3220, 43183), (3565, 39004), (3980, 34937), (4340, 32039), (4508, 30845), (4577, 30380), (4991, 27860), (5572, 24955), (5635, 24676), (6076, 22885), (6169, 22540), (6965, 19964), (7130, 19502), (7595, 18308), (9154, 15190), (9751, 14260), (9982, 13930), (11270, 12338)]